71287941

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 99776640

約数和(自身を除く): 28488699

約数列:

[1, 3, 31, 79, 93, 237, 313, 939, 961, 2449, 2883, 7347, 9703, 24727, 29109, 74181, 75919, 227757, 300793, 766537, 902379, 2299611, 23762647, 71287941]

約数ペア:

[(1, 71287941), (3, 23762647), (31, 2299611), (79, 902379), (93, 766537), (237, 300793), (313, 227757), (939, 75919), (961, 74181), (2449, 29109), (2883, 24727), (7347, 9703)]